Description:Bioflex has given it a wide shape to keeps you stable and generous gel padding, which helps to spread your weight evenly. Plus, should you encounter sudden shocks or vibrations on your ride, the “Shocklite” Coil-sprung base disperses the impacts to make the ride more comfortable and to help you to stay on course.Features: Cover:Vinyl Padding:GelRails: Steel, 7x7mm with Seat Clamp providedUse: Touring bikes, City bikesDimensions (LxW): 255x205mmMoulds specifically to the rider’s shape“Shocklite” Coil-sprung base dampens shocks and vibrationsErgo Central relief channelWeight: 839g